Y.T. Solid UFO T-Slot Insert - Cast Iron - 20mm Cutter Diameter 4.5mm Thickness 4.5mm Cutting Depth 6 Teeth (3T1020-4.5-ME-F20) End Mill Holders Benefits: The combination of HSS-E

Benefits: The combination of HSS-E substrate and the AcuRea nano chrome coating delivers improved wear resistance and a longer tool life

making it a reliable choice for demanding reaming tasks

reducing search time

it delivers controlled material removal for accurate hole sizing in metalwork

Featuring a 4-flute configuration with square-edge geometry

Y.T. Solid UFO T-Slot Insert - Cast Iron - 20mm Cutter Diameter 4.5mm Thickness 4.5mm Cutting Depth 6 Teeth (3T1020-4.5-ME-F20) End Mill Holders Benefits: The combination of HSS-EThis Y. T. Solid UFO T Slot Insert delivers precise T slot machining in cast iron with a 20 mm cutter diameter, 4. 5 mm thickness, and six teeth engineered for small slot work where tight tolerances matter most. Ground Tapered Polygon Interface: Complete grinding maintains connection positioning tolerance of 0. 01 mm, directly improving machining accuracy and extending insert life. Optimized Geometry: 20 mm diameter, 4. 5 mm thickness, and 4. 5 mm